\documentclass[10pt, a4paper,english,spanish]{article}
\usepackage{subfig}

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\usepackage[width=15.5cm, left=3cm, top=2.5cm, height= 24.5cm]{geometry}

\usepackage{amsmath}
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\usepackage[spanish]{babel}
\usepackage[utf8]{inputenc}
\usepackage{amsmath}
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%\usepackage[latin1]{inputenc}
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\usepackage{caratula}
\usepackage{captdef}

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\usepackage{a4wide}

\usepackage{placeins}

\begin{document}

\materia{Sistemas Operativos}
\titulo{Trabajo Pr\'actico N\'umero 2}
\subtitulo{SOScrable}
\grupo{SOcorro 2}

\integrante{Santiago Javier Alvarez Colombo}{719/10}{santialvarezcolombo@gmail.com}
\integrante{Andrés Tobelem}{478/96}{andres.tobelem@gmail.com}
\integrante{Federico Huel}{329/07}{federico.huel@gmail.com}

\maketitle

\newpage

\parskip 2pt
\parindent 20pt

\include{rwl}
	
\newpage
	
\include{backend}

\newpage

\include{referencias}

\end{document}
